Description
If you've spent more than a few minutes hand-loading magazines, you know the drill gets old fast. Your thumbs take a beating, especially when you're working through several boxes of ammo. The ProMag USGI 5-Round Mag Loader is built to cut that repetitive strain without overcomplicating things.
How It Works
The design is refreshingly simple: drop five cartridges into the loader, slip it over your magazine, press the plunger down, and the rounds feed in. Repeat the process until your magazine is full. No springs to adjust, no complicated setup. It's injection-molded from glass-filled polymer so it handles the abuse of the range without breaking down.
Why the Five-Round Design
While it loads five rounds per cycle, that's not a limitation. It was originally designed for the 100-round Beta magazine, but works just fine with standard 10, 20, or 30-round USGI-pattern magazines. You'll just repeat the motion a couple extra times when loading a 30-rounder, but you're still saving your hands from the real work.
Solid Build for Regular Use
Constructed from mil-spec polymer with a black finish, this thing can handle heavy use without wearing out. It's portable enough to keep in a range bag, light enough that it won't slow you down, and tough enough to last through years of loading cycles. Perfect for anyone who spends time at the range and wants to actually focus on shooting instead of fighting sore thumbs.
Key Specifications
- Manufacturer: ProMag
- Model Number: PM017
- UPC: 708279006111
- Caliber: .223 Remington / 5.56 NATO
- Magazine Fit: AR-15, M16
- Rounds Per Load: 5
- Material: Injection-molded glass-filled polymer
- Finish: Black
- Type: Plunger-style magazine loader
- Shipping Weight: 0.2 lbs
What’s Included
- ProMag USGI 5-round mag loader
Frequently Asked Questions
Will this work with all AR-15 magazine types?
Yes, the ProMag loader works with any USGI-pattern AR-15 or M16 magazine in .223/5.56 NATO. That includes standard mil-spec magazines, polymer models like Magpul PMAGs, and other compatible magazine designs. If your magazine follows the standard USGI profile, this loader will fit.
How many times do I have to use it to load a 30-round magazine?
Six cycles. Each load deposits five rounds, so you'll repeat the drop-slip-press motion six times to fill a 30-rounder. Even with the extra repetition, you're still saving significant strain compared to hand-loading each round individually.
What makes this different from other magazine loaders?
This is a straightforward plunger loader with no complicated mechanisms or bench mounting required. It's compact and portable, making it easy to take to the range and keep in a gear bag. The trade-off is that it loads fewer rounds per cycle than some benchtop models, but you get simplicity and portability in return.
Is this durable enough for regular range use?
Yes. The mil-spec glass-filled polymer construction is impact-resistant and designed to handle repeated loading cycles. ProMag backs it with a lifetime warranty, so you can count on it lasting through plenty of range days.





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